Home / 188,710,656.64-260,501,058.56-126,866,864

Finding the Fourth Proportional to 188,710,656.64, 260,501,058.56 and 126,866,864

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Solution

The fourth proportional to 188,710,656.64, 260,501,058.56 and 126,866,864 is: 175,130,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,710,656.64 : 260,501,058.56 = 126,866,864 : x
  2. Step 2: Convert to fraction form
    188,710,656.64/260,501,058.56 = 126,866,864/x
  3. Step 3: Cross multiply
    188,710,656.64x = 260,501,058.56 × 126,866,864
  4. Step 4: Simplify right side
    188,710,656.64x = 33,048,952,368,187,556
  5. Step 5: Solve for x
    x = 33,048,952,368,187,556/188,710,656.64
  6. Step 6: Final answer
    x = 175,130,291.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.